Polycarbonate compositions having good mold-release properties

Details Polycarbonate compositions having good mold-release properties Polycarbonate compositions having good mold-release properties

C - Chemistry, Metallurgy

08

L

C08L 69/00 (2006.01) C08K 5/103 (2006.01)

Patent

CA 2252358

A thermoplastic molding composition having improved release properties is disclosed. The composition contains a polycarbonate resin and a mold release agent which is a hydroxy ester conforming structurally to (see formula I) where R is a member selected from the group consisting of glycerol, trimethylol propyl and pentaerythritol radicals, R' denotes a C6-20 hydrocarbon radical having at least one pendant hydroxyl group, and x is 2 to 4.

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